Infrastructure Engineer

HI5 CONSULTING SOLUTIONS PTE. LTD.; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

HI5 CONSULTING SOLUTIONS PTE. LTD. seeks seasoned engineers to manage Linux/Oracle private cloud environments, including VCS/VVR, Veritas storage, and Oracle RAC. The role covers OLVM, ESXi/vCenter, FusionCompute, and migration tasks across DCs.

You will implement automation (Ansible, Puppet, Spacewalk) and ensure system stability, performance, and disaster recovery readiness in a demanding data-center context.

Qualifications

• Experience with Red Hat and Oracle Linux environments and clustering.
• Proficiency installing/configuring VCS, VVR, and Veritas components.
• Hands-on with Oracle VM OLVM and Oracle RAC setups.
• Automation using Ansible, Chef/Spacewalk, and related tools.
• VMware ESXi/vCenter administration and DR planning.
• FusionCompute cluster configuration and management.

Skills

Redhat Linux

Oracle Linux

VCS Configuration

VVR setup

Veritas Volume Manager

Veritas cluster

RHEL upgrade

Ansible

Puppet

Linux Performance Tuning

NFS/Disk Management

VMware ESXi / vCenter

FusionCompute

Tools

Ansible

chef/spacewalk

SUMA

Puppet

VxVM

VMware vSphere

HD/ SAN storage tooling

OLVM

Job description

Required Skills:

Linux & Oracle Private cloud Competencies:

• Experience in Redhat Linux, Oracle Linux, VCS Configuration, and VVR setup.
• Raids, LVM, Veritas Volume Manager 5.x, Veritas cluster, Cluster File System (CFS)
• VCS, VVR, Redhat Cluster Suite installing/configuration and troubleshooting.
• OLVM Manager build and configure the Oracle VM(Standalone/RAC)
• Oracle RAC setup configuration, ASM disk addition/deletion.
• Performed RHEL6 to RHEL7 upgrade using Ansible
• VTM patching/package installation using chef/spacewalk tool.
• OLVM Manager configuration and upgradation.
• OAT Testing for DELL/HP Frames as part of DC Migration.
• Troubleshooting issues with operating system and hardware
• Processing requests such as creating file systems, and growing file systems online using different kinds of volume managers (VxVM, LVM, VXFS).
• Worked on Redhat Physical, Oracle Linux & Oracle Virtualization servers.
• Linux OS upgrade, kernel patching, OS bundle, firmware upgrades
• Configure the Storage in Hypervisor. Present and Unpresent the storage repository for the frame.
• Experience in P to P Project, P to X project, SunSolaris to X project and DC migration.
• Supporting HP DL GEN8/9/10, DELL Poweredge, X-Fusion Hardware
• Creating and managing virtual machines and installing VM Tools into VM's.
• Configure RAID and LVM advance file system.
• Experience on disk mirroring and VG export and import.
• Configure and Manage basic services (Disk, Network, etc.) on Redhat Operating system.
• Installation, Configuration and maintenance of Linux Server.
• Install, remove and query new packages using rpm and yum/spacewalk, SUMA.
• Network bonding configuration.
• Experience on ext3,ext4/xfs filesystems.
• Experience on filesystem administration.
• Creating & Managing users and groups.
• Static IP assigning to Ethernet interfaces.
• Backup and Restore of user profile and data using tar command.
• Performed troubleshooting steps - Tested and installed the latest software on server for endusers.
• Performed routine checks on the Linux servers of the firm.
• Puppet client installation and configuration and enable auto healing.
• Performance Tuning - Top, Free, Sar, mpstat, iostat, netstat
• Performing daily performance checks using top, sar and vmstat commands.
• Hands-on with root password recovery.
• Expertise in configure the NFS servers, autofs, DNS servers on Linux servers
• Creating and managing the NAS file systems.

VMware/Esxi Competencies:

• Design, implement, and maintain VMware vSphere virtualization infrastructure, including ESXi hosts, vCenter Server, and vSAN
• Configure and manage virtual networks, storage, and other virtualization components
• Monitor and troubleshoot VMware vSphere environment for performance and availability
• Create and maintain documentation for VMware vSphere environment
• Design and implement disaster recovery and business continuity plans
• Specialized on VMware ESX, ESXI with vCenter Management
• Expertise in configure, build, implement and administrator ESXI servers including patches and updates, and assist in resolving associated system outages and other incidents.
• Excellent experience and knowledge with design installation and implementing VMware ESX server, VMware virtual center, setting up V-Motion, HA, DRS, and related VMware product as such as VM Workstation, VMware converter VM Backup product and other products for virtualization.
• Expertise on ESXI Architecture, guest OS installation, setting up of VM priorities, Cloning, and Snapshots.
• Expertise in DR plan and Disaster Recovery Exercises.
• Expertise in VM V-Motion, Storage V-Motion, Vcenter to Vcenter migration.

Fusion Compute Competencies:

• VM migration from VMware to Fusion compute using migration director
• Huawei FusionCompute / FusionManager / FusionAccess
• Cluster Configuration (HA, DRS, Live Migration)
• Storage and Network Virtualization (DVS, FC)
• Host Management & Capacity Planning
• Manage host registration, resource pool configuration, and virtual machine lifecycle operations.
• Coordinate with network and storage teams for virtual switch (vSwitch) setup, VLAN tagging, and storage LUN assignments.
• Manage day-to-day BAU operations of Huawei FusionCompute clusters across production and DR sites.